Felix (Cameron Dallas) is a legendary prankster who always charms his way out of trouble. However, after his third strike at school, the principal has had enough and expels him. Never defeated, Felix resorts to his infamous ways and devises a plan with his brother (Marcus Johns), best friend (Matt Shively), new friend (Lia Marie Johnson) and classmate (Andrea Russett) to hide it from his parents.

In a world connected by YouTube, iTunes, and Facebook, Lola and her friends navigate the peer pressures of high school romance and friendship while dodging their sometimes overbearing and confused parents.

Dylan Shoenfield is the pink princess of the upscale Woodlands Academy. She has the coolest boyfriend, the most popular friends, and a brand-new it bag that everyone covets, but when she accidentally tosses her Serge Sanchez bag into a fountain, this princess comes face-to-face with her own personal frog - self-professed film geek Josh Rosen. In return for rescuing Dylan's bag, Josh convinces Dylan to let him film her for his documentary on high school popularity. Reluctantly, Dylan lets F-list Josh into her A-list world, and is shocked to realize that sometimes nerds can be pretty cool. But when Dylan's so-called prince charming of a boyfriend dumps her flat, her life and her social status comes to a crashing halt. Can Dylan win the Woodlands Academy Fall Formal Leaf Queen crown? Can Josh win the Woodlands Academy 10th Annual Film Festival? Can Dylan, with Josh's help, pull the pieces together to create her own happily-ever-after?

The story revolves around a new high school student, Jo (Meaghan Martin) , who agrees to befriend an outcast, Abby (Jennifer Stone), at the urging of Abby's wealthy father in exchange for paying all of Jo's costs for the college of her dreams. Jo and Abby team up to take on the school's mean girls, the Plastics.

Prompted by her popular best friend to spill details of her boring weekend, Olive (Emma Stone), a clean-cut teen, decides to spice things up by telling a little lie about losing her virginity. When the high-school busybody (Amanda Bynes) overhears the conversation and spreads it all over campus, Olive is suddenly notorious but for the wrong reasons.

Sixteen-year-old Poppy (Emma Roberts) has everything her unlimited credit cards can buy, and a spoiled attitude to match. After a final thoughtless prank, her exasperated father (Aidan Quinn) ships her off to boarding school in England. There, Poppy meets her match in a stern headmistress (Natasha Richardson) and a class full of girls who will not tolerate her selfishness.

Pretty teen girl Nell (Samaire Armstrong) is extremely bookish and can't wait to move on to higher education, while her dim-witted neighbor and classmate, Woody (Kevin Zegers), wants nothing more than to play football. When a class trip to a museum places Nell and Woody under an ancient Incan spell, the two awake the next day to find that they've switched bodies. As they cope with their bizarre situation, Nell and Woody realize that they must discover a way to reverse the spell.

Teenage Cady Heron (Lindsay Lohan) was educated in Africa by her scientist parents. When her family moves to the suburbs of Illinois, Cady finally gets to experience public school and gets a quick primer on the cruel, tacit laws of popularity that divide her fellow students into tightly knit cliques. She unwittingly finds herself in the good graces of an elite group of cool students dubbed "the Plastics," but Cady soon realizes how her shallow group of new friends earned this nickname.

Kat Stratford (Julia Stiles) is beautiful, smart and quite abrasive to most of her fellow teens, meaning that she doesn't attract many boys. Unfortunately for her younger sister, Bianca (Larisa Oleynik), house rules say that she can't date until Kat has a boyfriend, so strings are pulled to set the dour damsel up for a romance. Soon Kat crosses paths with handsome new arrival Patrick Verona (Heath Ledger). Will Kat let her guard down enough to fall for the effortlessly charming Patrick?

High school hotshot Zach Siler (Freddie Prinze Jr.) is the envy of his peers. But his popularity declines sharply when his cheerleader girlfriend, Taylor (Jodi Lyn O'Keefe), leaves him for sleazy reality-television star Brock Hudson (Matthew Lillard). Desperate to revive his fading reputation, Siler agrees to a seemingly impossible challenge. He has six weeks to gain the trust of nerdy outcast Laney Boggs (Rachael Leigh Cook) -- and help her to become the school's next prom queen.